External Tooth, Mudguard, Full Washers, Flat Washers, Form A
Copper, Ceramic, TPE, Steel, Stainless Steel
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 5.3 mm, 6.4 mm, 13 mm, 6.5 mm
0.6 mm, 8.1 mm, 2 mm, 2.5 mm, 0.28 mm
M3 (Form A), M16, M2, M5 (Form A), M2.5
DIN 6798J, BS 4320, ASME B18.22.1 ASTM
F844, ASME B18.21.1, BS 4320B